The declare will bear a sequence of checks to make sure its validity earlier than the windfall is paid.
Camelot stated no data can be launched on whether or not the claimant is a person or a syndicate winner, or the place the ticket was bought, until the ticket-holder decides to go public.
Andy Carter, Camelot’s senior winners’ adviser on the Nationwide Lottery, stated: “That is completely unbelievable information.”
The profitable EuroMillions numbers from Tuesday’s draw had been 06, 23, 27, 40, 41 – plus the Fortunate Star numbers 02 and 12.
Mr Carter stated: “Final night time noticed historical past made with the biggest-ever Nationwide Lottery prize gained by a UK participant, and we’re ecstatic that we’ve acquired a declare.
“Our focus is now on supporting the ticket-holder by means of the method and serving to them begin to take pleasure in their actually life-changing and record-breaking win.”
The holder will be capable to purchase 11 Boeing 747 jets, 23 Pisces-VI Submarines, Southampton Soccer Membership or a townhouse in London’s Mayfair, full with steam-room and plunge pool, cinema room and fully-equipped chef’s kitchen.
It additionally means they’re richer than Adele (value £150 million).
Solely 15 UK gamers have ever gained a jackpot of greater than £100 million, with the earlier record-holders Joe and Jess Thwaite from Gloucester, who gained £184 million in Could this yr.